P
US8997296B2ActiveUtilityPatentIndex 82

Multilayered cleaning wipe

Assignee: PROCTER & GAMBLEPriority: Oct 22, 2012Filed: Aug 15, 2013Granted: Apr 7, 2015
Est. expiryOct 22, 2032(~6.3 yrs left)· nominal 20-yr term from priority
Inventors:GUMMOW JONATHAN DAVIDMACURA ANNA ELIZABETHROSELLE BRIAN JOSEPH
A47L 13/17
82
PatentIndex Score
9
Cited by
22
References
15
Claims

Abstract

A multilayered premoistened cleaning wipe.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
       1. A premoistened cleaning wipe comprising:
 a liquid permeable first layer joined in facing relationship to a liquid permeable second layer; 
 a plurality of channels in a material selected from the group consisting of said first layer, said second layer, and combinations thereof; and 
 a free liquid cleaning composition comprising between about 0.001% to about 10% by weight of said liquid cleaning composition of surfactant, said cleaning composition releasably absorbed in said wipe; 
 wherein said first layer forms a first side of said wipe and said wipe has a second side opposing said first side, wherein said first side and said second side each have an individual cumulative wipe fluid loss value and said cumulative wipe fluid loss value of said first side and said cumulative wipe fluid loss value of said second side differ by more than about 10%. 
 
     
     
       2. The premoistened wipe according to  claim 1 , wherein a core is disposed between said first layer and said second layer. 
     
     
       3. The premoistened wipe according to  claim 2 , wherein said channels are in said core. 
     
     
       4. The premoistened wipe according to  claim 2 , wherein said core is a material selected from the group consisting of polyolefin fibers, cellulose fibers, rayon, open celled foam, and combinations thereof. 
     
     
       5. The premoistened wipe according to  claim 1 , wherein said wipe has a longitudinal axis and said wipe extends between longitudinal edges disposed across said longitudinal axis, wherein said channels extend from said longitudinal edge or extend proximal to said longitudinal edge or between said longitudinal edges. 
     
     
       6. The premoistened wipe according to  claim 1 , wherein said wipe has a longitudinal axis and said wipe extends between longitudinal edges disposed across said longitudinal axis and said wipe has a transverse axis orthogonal to said longitudinal axis and said wipe extends between transverse edges disposed across said transverse axis, wherein said channels extend from said transverse edge or extend proximal to said transverse edge or between said transverse edges. 
     
     
       7. The premoistened wipe according to  claim 1 , wherein said wipe is sized and dimensioned to conform to an adult human hand. 
     
     
       8. The premoistened wipe according to  claim 1 , wherein said first layer is a nonwoven comprising polyolefin fibers. 
     
     
       9. The premoistened wipe according to  claim 8 , wherein said nonwoven is a spun bonded nonwoven. 
     
     
       10. The premoistened wipe according to  claim 8 , wherein said nonwoven has a basis weight of between about 15 grams per square meter and about 80 grams per square meter. 
     
     
       11. The premoistened wipe according to  claim 1 , wherein said wipe has a longitudinal axis and said wipe extends between longitudinal edges disposed across said longitudinal axis, wherein said first layer and said second layer are coextensive with one another along said longitudinal axis. 
     
     
       12. The premoistened wipe according to  claim 1 , wherein said wipe has a longitudinal axis and said wipe extends between longitudinal edges disposed across said longitudinal axis and said wipe has a transverse axis orthogonal to said longitudinal axis and said wipe extends between transverse edges disposed across said transverse axis, wherein said first layer and said second layer are coextensive with one another along said transverse axis. 
     
     
       13. The premoistened wipe according to  claim 1 , wherein said cumulative wipe fluid loss value of said second side is more than 10% greater than said cumulative wipe fluid loss value of said first side. 
     
     
       14. The premoistened wipe according to  claim 1 , wherein said liquid cleaning composition further comprises an antifoam compound. 
     
     
       15. A premoistened cleaning wipe comprising:
 a liquid permeable first layer joined in facing relationship to a liquid permeable second layer; 
 a plurality of channels in a material selected from the group consisting of said first layer, said second layer, and combinations thereof; and 
 a free liquid cleaning composition comprising between about 0.001% to about 10% by weight of said liquid cleaning composition of surfactant, said cleaning composition releasably absorbed in said wipe; 
 wherein a core is disposed between said first layer and said second layer; 
 wherein said channels are in said core; 
 wherein said wipe has a longitudinal axis and said wipe extends between longitudinal edges disposed across said longitudinal axis, wherein said channels extend from said longitudinal edge or extend proximal to said longitudinal edge or between said longitudinal edges; 
 wherein said wipe is sized and dimensioned to conform to an adult human hand; 
 wherein said first layer is a nonwoven comprising polyolefin fibers.; and 
 wherein said first layer forms a first side of said wipe and said wipe has a second side opposing said first side, wherein said first side and said second side each have an individual cumulative wipe fluid loss value and said cumulative wipe fluid loss value of said first side and said cumulative wipe fluid loss value of said second side differ by more than about 10%.

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